Bookcase



FIG. 1 is a perspective view of a bookcase showing my new design;

FIG. 2 is a front elevational view thereof, the rear being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof, the left side being a mirror image thereof;

FIG. 6 is a perspective view of an alternate embodiment of my new design;

FIG. 7 is a front elevational view thereof, the rear being a mirror image thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a right side elevational view thereof, the left side being a mirror image thereof;

FIG. 11 is a perspective view of a second alternate embodiment of my new design;

FIG. 12 is a front elevational view thereof, the rear being a mirror image thereof;

FIG. 13 is a top plan view thereof;

FIG. 14 is a bottom plan view thereof; and,

FIG. 15 is a right side elevational view thereof, the left side being a mirror image thereof. 

The ornamental design for a bookcase, as shown and described. 